提出了螺旋扁管强化传热评价指标。
The evaluation criterion of the enhanced heat transfer on twisted tube has been given.
通过实验，得出了螺旋扁管强化传热及阻力性能特性。
Based experimentations, the performance characteristic on enhanced heat transfer and flow resistance of twisted tube were educed.
扁管在任何一个截面均为长圆形，其长短轴根据管心距的大小来确定。
Flat tube in any cross section are oblong, the length of the shaft according to the tube pitch to determine the size of.
本文通过测试扁管温度分布，来评价微通道冷凝器管内流量分配特性。
Testing temperature distribution of tubes was proposed to evaluate flow maldistribution in microchannel condenser.
本发明是一种散热效果高且结构简单、制造方便、性能可靠的中间冷却器用扁管。
The invention is a flat pipe for an intermediate cooler with high radiation effect, simple structure, being easy to manufacture and with reliable performance.
H112铝合金口琴形扁管是制造全铝管-带式汽车空调器的又-新型铝合金材料。
D97-H112 aluminium alloy harmonica-shape flat tube is a new type aluminium alloy material used for making the automotive air-conditioners in the tube-band type.
根据生产经验，分析了D 97多孔扁管连续挤压时开裂的原因，并提出了改进措施。
According to production experience, the cracks reason of D97 multi-port tube during continuously extruding is analyzed. The improvement method is also presented.
在以上分析和实验的基础上，改善扁管表面质量的同时，运用分组实验的方法改进工艺。
Based on above analysis and experiments, the surface quality of flat tube is improved, then, select the brigade-laboratory method to improve the brazing process.
本文对扁管压成弯管时容易起褶皱或折断的现象进行了理论上的探讨，并提出了解决这一问题的措施。
In this paper, the phenomenon that flat pipes are easy to be crumpled when they are extruded into bent ones is explored, and some methods are presented to solve this problem.
同时，用等步长优化方法对管间距进行优化设计，确定了最佳肋效率时顺排扁管和错排扁管的管间距。
The Design Optimization is completed by using equal step method, the tube distances of best fin efficiency are obtained.
我公司其他产品有：圆弯头咬口机、椭圆扁管机、角钢卷圆机、等离子切割机、建筑用空心楼板填充用管机、预应力波纹管机、滤清器管机等。
Our other products: elbow making machine, oval duct machine, Angle iron winding machine, plasma cutting machine, prestressing duct forming machine, filter tube making machine etc.
从控制成型残余应力峰值和合缝预焊后管口椭圆度的角度出发综合考虑，将管坯成型为扁椭圆较为合理。
It is reasonable takes shape the unfinished piping to the flat ellipse for reduce the remaining stress peak value and ellipticity.
于是，米莉和茉莉管她叫扁嘴巴。
在圆柱形的瓷管上固定了两个引出端子，陶瓷管表面上缠绕了扁带波浪形状的合金电阻丝，并在其表面涂覆一层具有阻燃，耐高温特性的涂层。
Two terminal extensions are fixd on both ends of a ceramic tube on whose surface winds wave-shapcd alloy resistance wire and a high temperature-resistant and fireproof coating are applied.
东方扁虾雄性生殖系统由精巢、输精管及雄性生殖孔三部分组成，输精管可分为前、中、后三段。
The male reproductive system of Thenus orientalis is composed of paired testes, vas deferens and male gonopores.
碱液经扁喇叭形注碱管注进进料管既可以使碱液同柴油均匀混合，又能避免激烈搅动使柴油乳化；
The aqueous alkali is injected into the input pipe through the horn pipe, which makes the aqueous alkali mix with diesel oil homogeneously and the emulsion of diesel oil is avoid.
一种扁六边形斜管沉淀设备，它由截面为扁六边形的斜管组成。
The utility model relates to a flat hexagon pipe chute precipitating device, which is composed of a pipe chute, the cross section of which is a flat hexagon.
一种扁六边形斜管沉淀设备，它由截面为扁六边形的斜管组成。
The utility model relates to a flat hexagon pipe chute precipitating device, which is composed of a pipe chute, the cross section of which is a flat hexagon.
应用推荐